With the dark-squared bishop stuck on f8, this queen swing looks extremely unpleasant for Black. He has very concrete problems to solve.
11... c8e6  12. e1c1  12... e8c8 Here and on the next move it might have been a good idea for Wei to insert the moves h6-h5 and h2-h3, thus softening the white kingside. 13. e3e4  13... d5e4 All of this is very logical, but now White has an extra and unpleasant choice.